apiVersion: apps/v1
kind: Deployment
metadata:
  name: gravl-backend
  namespace: gravl-staging
spec:
  replicas: 1
  selector:
    matchLabels:
      app: gravl-backend
  template:
    metadata:
      labels:
        app: gravl-backend
    spec:
      containers:
      - name: gravl-backend
        image: gravl-gravl-backend:latest
        imagePullPolicy: IfNotPresent
        ports:
        - name: http
          containerPort: 3001
        env:
        - name: NODE_ENV
          value: "production"
        - name: DB_HOST
          value: "postgres.gravl-prod.svc.cluster.local"
        - name: DB_PORT
          value: "5432"
        - name: DB_NAME
          value: "gravl"
        - name: DB_USER
          value: "gravl_user"
        - name: DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: postgres-secret
              key: POSTGRES_PASSWORD
        - name: LOG_LEVEL
          value: "info"
        livenessProbe:
          httpGet:
            path: /health
            port: 3001
          initialDelaySeconds: 30
          periodSeconds: 10
          timeoutSeconds: 5
          failureThreshold: 3
        readinessProbe:
          httpGet:
            path: /health
            port: 3001
          initialDelaySeconds: 10
          periodSeconds: 5
          timeoutSeconds: 3
          failureThreshold: 3
        resources:
          requests:
            memory: "512Mi"
            cpu: "250m"
          limits:
            memory: "1Gi"
            cpu: "500m"
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 100
            podAffinityTerm:
              labelSelector:
                matchExpressions:
                - key: app
                  operator: In
                  values:
                  - gravl-backend
              topologyKey: kubernetes.io/hostname
---
apiVersion: v1
kind: Service
metadata:
  name: gravl-backend
  namespace: gravl-staging
  labels:
    app: gravl-backend
spec:
  type: ClusterIP
  selector:
    app: gravl-backend
  ports:
  - name: http
    port: 3001
    targetPort: 3001
    protocol: TCP